EP 0577416 B1 19970502 - Developer cartridge and image forming apparatus using the same
Title (en)
Developer cartridge and image forming apparatus using the same
Title (de)
Entwicklerbehälter und diesen verwendendes Bilderzeugungsgerät
Title (fr)
Cartouche de développateur et appareil de formation d'image l'utilisant
Publication
Application
Priority
JP 17313392 A 19920630
Abstract (en)
[origin: EP0577416A1] Disclosed are a developer cartridge 5 providing an indication of whether or not the cartridge 5 has been used and an image forming apparatus using this cartridge. The cartridge 5 comprises a cylindrical body 6 a first developer storage chamber 60 for storing unused developer; an opening 63 formed in the chamber 60 ; a case having a cylinder 70 for rotatably retaining the cylindrical body 6, the cylinder 70 having an injection port 72 provided in association with the opening of the chamber 60 a second developer storage chamber 71 for storing used developer and setting means 68 selectively movable to a first position indicating an unused state of the developer cartridge and a second position indicating a used state thereof. The image forming apparatus comprising an endless latent carrier 30; means for forming an electrostatic latent image thereon developing means 4 for developing the electrostatic latent image the developer cartridge 5 as above drive means 8 driving the cylindrical body for developer exchange; detecting means CS for detecting the setting means and a control circuit for controlling the drive means 8 in accordance with the output of the detecting means CS. <IMAGE>
IPC 1-7
IPC 8 full level
G03G 15/08 (2006.01); G03G 21/00 (2006.01); G03G 21/10 (2006.01)
CPC (source: EP KR US)
G03G 15/08 (2013.01 - KR); G03G 15/0844 (2013.01 - EP US); G03G 15/0868 (2013.01 - EP US); G03G 2215/0665 (2013.01 - EP US); G03G 2215/067 (2013.01 - EP US); G03G 2215/0675 (2013.01 - EP US); G03G 2215/0685 (2013.01 - EP US)
Designated contracting state (EPC)
DE FR GB
DOCDB simple family (publication)
EP 0577416 A1 19940105; EP 0577416 B1 19970502; DE 69310271 D1 19970605; DE 69310271 T2 19970814; JP 3060725 B2 20000710; JP H0619308 A 19940128; KR 0121799 B1 19971117; KR 940000927 A 19940110; US 5384629 A 19950124; US 5479247 A 19951226
DOCDB simple family (application)
EP 93305142 A 19930630; DE 69310271 T 19930630; JP 17313392 A 19920630; KR 930011913 A 19930629; US 23854094 A 19940505; US 8024193 A 19930623